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Z451B-2NH-B-CL
UPC - 098268652208
Product Codes: Z629-3NH
This 6 IN double check detector backflow preventer assembly prevents the backflow of pollutants that are objectionable but not toxic
these strips feature a UV-resistant colored side and a natural black rubber edge for aesthetic versatility
Watts LF757DCDA-DOSY-CFM 8 - Part of the LF757DCDA Series inlet-protection-finder Z451B-2NH-B-CLThis 8 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality, but not toxic, from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazards such as on fire
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